Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 9/63 from 9/20

9/20 - 9/63 is 43/140.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 63 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 20 × 63 = 1260,
    9/20 = 9 × 63/20 × 63 = 567/1260
  3. Likewise, for the 2nd fraction, since 63 × 20 = 1260,
    9/63 = 9 × 20/63 × 20 = 180/1260
  4. Subtract the two like fractions:
    567/1260 - 180/1260 = 567 - 180/1260 = 387/1260
  5. After reducing the fraction, the answer is 43/140

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related:

© everydaycalculation.com